Senior Cloud & Infrastructure Engineer — Secure Networking

Finastra International; Greater London; On-site; GBP 90,000 - 120,000; Full time

Benefits offered by this job

Unlimited vacation

Hybrid work

Voting leave

Bereavement leave

Sick leave

Wellbeing program

Medical insurance

Life insurance

Disability insurance

Retirement plan

Volunteer days

Donation matching

Inclusion groups

Job summary

Finastra in London is seeking a Senior Cloud and Infrastructure Engineer to design, build and operate resilient cloud and on‑prem infrastructure for a highly regulated financial services environment.

You will lead networking activities across virtual and physical environments, implement IaC, and collaborate with Security and wider tech teams to deliver end‑to‑end solutions. This hands‑on role reports to the Head of Cloud Infrastructure Engineering.

Qualifications

• Strong hands-on experience across networking, cloud and infrastructure engineering.
• Solid knowledge of VPNs, VNets, subnets, Private Link Networking and VLANs.
• Production experience designing and supporting cloud infrastructure.
• Experience in secure, resilient and highly available environments.
• Good troubleshoot capabilities across infrastructure and network layers.
• Infrastructure as Code experience is a plus.

Responsibilities

• Design, implement, operate and improve secure, scalable cloud and infrastructure environments.
• Lead hands-on networking across virtual networks, subnets and connectivity between cloud and physical environments.
• Support operation and management of cloud platforms, physical infrastructure and networking.
• Monitor infrastructure health and resolve complex issues.
• Automate provisioning and configuration via IaC and scripting.
• Embed security, resilience and compliance in design and operations.
• Collaborate with Cloud, Infra, Security and wider teams on end‑to‑end solutions.
• Contribute to technical docs and engineering standards.

Skills

Networking fundamentals

Cloud & infrastructure engineering

Troubleshooting

Security & compliance

Collaboration

Tools

Terraform

Ansible

PowerShell

Bash

Python

Infoblox

CI/CD tools

Job description

Finastra in London is seeking a Senior Cloud and Infrastructure Engineer to design, build and operate resilient cloud and on‑prem infrastructure for a highly regulated financial services environment.

You will lead networking activities across virtual and physical environments, implement IaC, and collaborate with Security and wider tech teams to deliver end‑to‑end solutions. This hands‑on role reports to the Head of Cloud Infrastructure Engineering.